Compare 72/28 and 1/30
1st number: 2 16/28, 2nd number: 1/30
72/28 is greater than 1/30
Steps for comparing fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 30 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
72/28 = 72 × 15/28 × 15 = 1080/420 - Likewise, for the 2nd fraction, since 30 × 14 = 420,
1/30 = 1 × 14/30 × 14 = 14/420 - Since the denominators are now the same, the fraction with the bigger numerator is the greater fraction
- 1080/420 > 14/420 or 72/28 > 1/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/28 and 2/30 72/56 and 1/30 72/28 and 1/60 72/28 and 3/30 72/84 and 1/30 72/28 and 1/90 72/28 and 5/30 72/28 and 7/30